Abstract

Methods: In this hospital-based, case-control study, the participants were all new myocardial infarction patients hospitalized from April 2016 to March 2017 in Bundelkhand Medical College (BMC) and associated hospital Sagar, Madhya Pradesh. There were 1,691 new cases with heart failure and 6,764 patients without heart failure as controls. Controls were selected randomly as per incidence density sampling. Odds ratios (ORs) with a 95% confidence interval (CI) was calculated to identify potential risk factors, using conditional logistic regression models.